年份 | 中国 |
---|---|
2023 | - |
2022 | 8.48771 |
2021 | 8.36543 |
2020 | 8.23831 |
2019 | 8.11818 |
2018 | 8.09689 |
2017 | 8.09951 |
2016 | 7.72963 |
2015 | 7.03007 |
2014 | 6.34152 |
2013 | 5.67861 |
2012 | 5.30038 |
2011 | 5.43298 |
2010 | 5.81455 |
2009 | 6.19193 |
2008 | 6.40808 |
2007 | 6.41721 |
2006 | 6.33887 |
2005 | 6.19739 |
2004 | 5.96299 |
2003 | 5.68776 |
2002 | 5.36471 |
2001 | 5.0411 |
2000 | 4.74711 |
1999 | 4.47009 |
1998 | 4.24709 |
1997 | 4.05875 |
1996 | 3.93556 |
1995 | 3.87658 |
1994 | 3.8452 |
1993 | 3.84476 |
1992 | 3.87848 |
1991 | 3.90695 |
1990 | 3.94254 |
1989 | 4.00691 |
1988 | 4.07148 |
1987 | 4.0975 |
1986 | 4.08164 |
1985 | 4.05192 |
1984 | 4.00929 |
1983 | 3.94189 |
1982 | 3.88547 |
1981 | 3.84176 |
1980 | 3.79393 |
1979 | 3.7626 |
1978 | 3.72282 |
1977 | 3.66188 |
1976 | 3.62765 |
1975 | 3.60148 |
1974 | 3.55099 |
1973 | 3.50394 |
1972 | 3.48981 |
1971 | 3.4961 |
1970 | 3.51154 |
1969 | 3.56094 |
1968 | 3.64546 |
1967 | 3.70108 |
1966 | 3.71598 |
1965 | 3.73155 |
1964 | 3.74591 |
1963 | 3.76778 |
1962 | 3.80746 |
1961 | 3.8394 |
1960 | 3.859 |